Answer:
The answer is 2.1
Explanation:
To find:
X = number of chips per cookies
Now use the Poisson distribution.
Now, starting from 0 make add four equations like below.
P(x = 0) + P(x = 1) + P(x = 2) + P(x = 3) = 0.021
After this multiple it by 100
And you get 2.1!
Therefore, the answer is 2.1